esp_idf_sys

Constant ledc_clk_src_t_LEDC_SCLK

Source 
pub const ledc_clk_src_t_LEDC_SCLK: ledc_clk_src_t = 4;
Expand description

< Selecting this value for LEDC_TICK_SEL_TIMER let the hardware take its source clock from LEDC_APB_CLK_SEL